GoodJob4W adlı kullanıcının profil görüntüsü
China bayrağı Yanjishi, China
Üyelik tarihi June, 2017
9 Tavsiye

High Quality & Speed

Çevrimiçi Çevrimdışı
Let's Make Your Dream a Reality Together! This is Qi-Feng Jin from China. * I am an iPhone/iPad app developer myself. I have developed 20+ iOS apps and publish them successfully to Apple Store under my customers name. I mainly work in Swift for iOS app development and photoshop/Balsamiq/Moqup/Figma for UI/UX design. Also I can develop android app and backend api and web admin panel in PHP for the project. * Over the years I have arranged a team with talented developers to provide better service to my customers in several areas. We have successfully published 35+ apps in different subject in mobile apps and games and webs. * What I provide you is - 24/7 Service & Support, also after final delivery - Project plan/management - High quality work on time, on budget - Well dedicated test on your project - 6-Month support and maintenance Just send me a message any time for discussion on your project. Best regards.
$35 USD/sa
12 değerlendirme
  • 100%Tamamlanmış İş
  • 100%Bütçe Dahilinde
  • 100%Zamanında
  • 25%Tekrar İşe Alınma Oranı


Son Değerlendirmeler

  • Lucylizler adlı kullanıcının görüntüsü Build IOS Form App €240.00 EUR

    “Perfect to work with, gonna hire him again”

  • Ratiotheory adlı kullanıcının görüntüsü Project for GoodJob4W $270.00 USD

    “Responsible - Patient - ambitious - intelligent - loyal I'll work with him again”

  • Cricket1967 adlı kullanıcının görüntüsü Project for GoodJob4W $1000.00 USD

    “Great communication, fast response time. Excellent Freelancer. Would highly recommend.”

  • worldsgreatestt adlı kullanıcının görüntüsü Mobil Game Development $1000.00 USD

    “Very reliable developer! I have used them multiple times before and every time they have surpassed my expectation! I would not want to use anyone else.”

  • frutomental adlı kullanıcının görüntüsü Mobile App and Web - GoodJob4W $900.00 USD

    “He is a profesional freelancer. This is my second project whit him and absolutetly he delivered the project on time on budget also 24/7 service online for clients. Empathetic and sensible. Highly recommended.”

  • wl5002 adlı kullanıcının görüntüsü Project for GoodJob4W $300.00 USD

    “GoodJob4W is a super expert in developing the mobile app. He has done a great job for me. He has provide the excellent service for my project. And develop the super user-friendly app for my users and me. Thanks again. Highly recommendation to you all . GoodJob4W移动端app开发上非常的专业,服务态度非常的好,app用户体验超级棒,非常值得信赖。强烈推荐给你们。”


Project Manager

Oct 2010 - Jul 2011 (9 months)

Developer / CEO / Manager of project


Master of Computer Science

2005 - 2009 (4 years)


Database Management System Design and Development (2008)

Changchun Taxation College

Write an article on the subject when I was in college for the students.


Several Articles on Database Management System

University students Database Management System (DBMS) design and implementation


  • iPhone Development 1
  • Numeracy 1
  • Preferred Freelancer Program SLA
  • US English Level 1


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Başlıca Becerilerim

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